package com.xawl.config.filters;

import org.springframework.stereotype.Component;
import javax.servlet.*;
import javax.servlet.annotation.WebFilter;
import java.io.IOException;

/**
* @Description: 字符编码过滤器
* @Author: Qin Jin
* @Date: 2023/4/7 14:36
*/
@WebFilter(urlPatterns = "/*",filterName = "EncodingFilter")
@Component
public class EncodingFilter implements Filter {

    @Override
    public void init(FilterConfig filterConfig) throws ServletException {
    }

    @Override
    public void doFilter(ServletRequest servletRequest, ServletResponse servletResponse, FilterChain filterChain) throws IOException, ServletException {
        // 统⼀处理请求和响应的乱码
        servletRequest.setCharacterEncoding("UTF-8");
        servletResponse.setContentType("text/html;charset=utf-8");
        filterChain.doFilter(servletRequest,servletResponse);
    }

    @Override
    public void destroy() {
        Filter.super.destroy();
    }
}
